Air conditioner

Details Air conditioner Air conditioner

2007-04-17

2007-04-17

Tyler, Cheryl (Department: 3744)

Refrigeration

Automatic control

Selective heating or cooling

C062S159000, C062S277000

Reexamination Certificate

active

10795242

ABSTRACT:
An air conditioner having a plurality of outdoor units and a plurality of indoor units with a common piping connected via a common piping to transfer refrigerant therebetween, the air conditioner including a first outdoor unit to provide heat, a second outdoor unit to defrost a heat exchanger of the second outdoor unit, and a first refrigerant guide unit in the second outdoor unit to guide a flowing direction of the refrigerant, wherein the refrigerant discharged from the first outdoor unit is circulated through the heat exchanger of the second outdoor unit.

REFERENCES:
patent: 4774813 (1988-10-01), Yokoyama
patent: 5046323 (1991-09-01), Kuwahara
patent: 5467604 (1995-11-01), Sekigami et al.
patent: 6343482 (2002-02-01), Endo et al.
Patent Abstracts of Japan Publication No. 2002-147879.

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